Finding the Fourth Proportional to 2,607,259.13, 3,912,009.70 and 1,260,434.48
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Solution
The fourth proportional to 2,607,259.13, 3,912,009.70 and 1,260,434.48 is: 1,891,193.65
Step by Step Solution
- Step 1: Write the proportion equation
2,607,259.13 : 3,912,009.70 = 1,260,434.48 : x - Step 2: Convert to fraction form
2,607,259.13/3,912,009.70 = 1,260,434.48/x - Step 3: Cross multiply
2,607,259.13x = 3,912,009.70 × 1,260,434.48 - Step 4: Simplify right side
2,607,259.13x = 4,930,831,889,263.32 - Step 5: Solve for x
x = 4,930,831,889,263.32/2,607,259.13 - Step 6: Final answer
x = 1,891,193.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.